code: def happy_model_builder(sagemaker_session):
      iam_client = sagemaker_session.boto_session.client("iam")
      return ModelBuilder(
          model=JS_MODEL_ID,
          schema_builder=SchemaBuilder(SAMPLE_PROMPT, SAMPLE_RESPONSE),
          role_arn=iam_client.get_role(RoleName=ROLE_NAME)["Role"][
              "Arn"
          ],
          sagemaker_session=sagemaker_session,
      )
  
file_path: sagemaker-python-sdk/tests/integ/sagemaker/serve/test_serve_js_happy.py
imports: from __future__ import absolute_import
  import pytest
  from sagemaker.serve.builder.model_builder import ModelBuilder
  from sagemaker.serve.builder.schema_builder import SchemaBuilder
  from tests.integ.sagemaker.serve.constants import SERVE_SAGEMAKER_ENDPOINT_TIMEOUT, NOT_RUNNING_ON_PY310
  from tests.integ.timeout import timeout
  from tests.integ.utils import cleanup_model_resources
  import logging
label_desc: Use image node_id 1 for calling a global function with example usage: happy_model_builder(sagemaker_session) and returns: ModelBuilder